Stokes Select 38002 Tube Feeder, Four Feeding Ports, 15.25" H BIRD SEED CAPACITY: Tube bird feeder holds up to 1 pound of bird seed FEEDING PORTS: Total of 4 feeding ports DEDICATED DESIGN: Metal cage is designed to keep our squirrels, but allows small and some medium sized birds to enter COMPATIBILITY: Add a Squirrel-X 15-Inch or 18-Inch Baffle for added protection PHILANTHROPY: A portion of every purchase is donated to a bird habitat and conservation